<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<!-- components/header.html -->
<header th:fragment="header">
    <ul>
        <li>news</li>
        <li>blog</li>
        <li>post</li>
    </ul>
</header>
</body>
</html>